1 files changed, 1 insertions, 0 deletions
diff --git a/lib/AST/Type.cpp b/lib/AST/Type.cpp
index d76cd249a7..41536612fe 100644
--- a/lib/AST/Type.cpp
+++ b/lib/AST/Type.cpp
@@ -964,6 +964,7 @@ const char *BuiltinType::getName(bool CPlusPlus) const {
   case NullPtr:           return "nullptr_t";
   case Overload:          return "<overloaded function type>";
   case Dependent:         return "<dependent type>";
+  case UndeducedAuto:     return "<undeduced auto type>";
   }
 }